RU2009108794A - BASE STATION AND MOBILE STATION - Google Patents

BASE STATION AND MOBILE STATION Download PDF

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RU2009108794A
RU2009108794A RU2009108794/09A RU2009108794A RU2009108794A RU 2009108794 A RU2009108794 A RU 2009108794A RU 2009108794/09 A RU2009108794/09 A RU 2009108794/09A RU 2009108794 A RU2009108794 A RU 2009108794A RU 2009108794 A RU2009108794 A RU 2009108794A
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base station
resource blocks
cycle
assign
assignment
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RU2009108794/09A
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RU2444862C2 (en
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Ёсиаки ОФУДЖИ (JP)
Ёсиаки ОФУДЖИ
Кэнъити ХИГУТИ (JP)
Кэнъити ХИГУТИ
Мамору САВАХАШИ (JP)
Мамору САВАХАШИ
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НТТ ДоСоМо, Инк. (JP)
Нтт Досомо, Инк.
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

1. Базовая станция, в которой мобильным станциям назначены либо блоки ресурсов, получаемые делением полосы частот системы на блоки последовательно расположенных поднесущих частот, либо распределенные блоки ресурсов, состоящие из поднесущих частот, распределенных по полосе частот системы, и получаемые сегментацией блоков ресурсов на несколько блоков ресурсов, содержащая: ! устройство планирования, выполненное с возможностью назначения мобильным станциям блоков ресурсов или блоков ресурсов распределенного типа с заранее определенным циклом назначения на основе состояния соответствующих приемных каналов нисходящей линии связи, передаваемого от мобильных станций. ! 2. Базовая станция по п.1, отличающаяся тем, что устройство планирования выполнено с возможностью назначения различных блоков ресурсов или различных блоков ресурсов распределенного типа с различными циклами назначения. ! 3. Базовая станция по п.1, отличающаяся тем, что устройство планирования выполнено с возможностью назначения заранее определенного количества интервалов передачи в пределах цикла назначения. ! 4. Базовая станция по п.1, отличающаяся тем, что также содержит: ! устройство кодирования и модулирования, выполненное с возможностью определения комбинации схемы модуляции и скорости кодирования с исправлением ошибок для передачи данных для каждой из мобильных станций с циклом длиннее, чем цикл назначения на основе состояния приемного канала нисходящей линии связи, и осуществления кодирования и модулирования на основе определенной комбинации схемы модуляции и скорости кодирования с исправлением ошибок для передачи данных, и ! уст� 1. A base station in which the mobile stations are assigned either resource blocks obtained by dividing the system bandwidth into blocks of successive subcarrier frequencies, or distributed resource blocks consisting of subcarrier frequencies distributed over the system frequency band, and obtained by segmenting the resource blocks into several blocks resources containing:! a scheduling device configured to assign mobile stations resource blocks or resource blocks of a distributed type with a predetermined assignment cycle based on the state of the respective receiving channels of the downlink transmitted from the mobile stations. ! 2. The base station according to claim 1, characterized in that the scheduling device is configured to assign different resource blocks or different resource blocks of a distributed type with different assignment cycles. ! 3. The base station according to claim 1, characterized in that the scheduling device is configured to assign a predetermined number of transmission intervals within the destination cycle. ! 4. The base station according to claim 1, characterized in that it also contains:! an encoding and modulating device configured to determine a combination of a modulation scheme and error correction coding rate for transmitting data for each of the mobile stations with a cycle longer than the assignment cycle based on the state of the downlink receiving channel, and performing encoding and modulation based on a certain combinations of modulation scheme and coding rate with error correction for data transmission, and! mouth

Claims (12)

1. Базовая станция, в которой мобильным станциям назначены либо блоки ресурсов, получаемые делением полосы частот системы на блоки последовательно расположенных поднесущих частот, либо распределенные блоки ресурсов, состоящие из поднесущих частот, распределенных по полосе частот системы, и получаемые сегментацией блоков ресурсов на несколько блоков ресурсов, содержащая:1. A base station in which the mobile stations are assigned either resource blocks obtained by dividing the system bandwidth into blocks of successive subcarrier frequencies, or distributed resource blocks consisting of subcarrier frequencies distributed over the system frequency band, and obtained by segmenting the resource blocks into several blocks resources containing: устройство планирования, выполненное с возможностью назначения мобильным станциям блоков ресурсов или блоков ресурсов распределенного типа с заранее определенным циклом назначения на основе состояния соответствующих приемных каналов нисходящей линии связи, передаваемого от мобильных станций.a scheduling device configured to assign mobile stations resource blocks or resource blocks of a distributed type with a predetermined assignment cycle based on the state of the respective receiving channels of the downlink transmitted from the mobile stations. 2. Базовая станция по п.1, отличающаяся тем, что устройство планирования выполнено с возможностью назначения различных блоков ресурсов или различных блоков ресурсов распределенного типа с различными циклами назначения.2. The base station according to claim 1, characterized in that the scheduling device is configured to assign different resource blocks or different resource blocks of a distributed type with different assignment cycles. 3. Базовая станция по п.1, отличающаяся тем, что устройство планирования выполнено с возможностью назначения заранее определенного количества интервалов передачи в пределах цикла назначения.3. The base station according to claim 1, characterized in that the scheduling device is configured to assign a predetermined number of transmission intervals within the destination cycle. 4. Базовая станция по п.1, отличающаяся тем, что также содержит:4. The base station according to claim 1, characterized in that it also contains: устройство кодирования и модулирования, выполненное с возможностью определения комбинации схемы модуляции и скорости кодирования с исправлением ошибок для передачи данных для каждой из мобильных станций с циклом длиннее, чем цикл назначения на основе состояния приемного канала нисходящей линии связи, и осуществления кодирования и модулирования на основе определенной комбинации схемы модуляции и скорости кодирования с исправлением ошибок для передачи данных, иan encoding and modulating device configured to determine a combination of a modulation scheme and error correction coding rate for transmitting data for each of the mobile stations with a cycle longer than the assignment cycle based on the state of the downlink receive channel, and performing encoding and modulation based on a certain combinations of modulation scheme and error correction coding rate for data transmission, and устройство управления мощностью передачи, выполненное с возможностью управления мощностью передачи в цикле назначения.a transmit power control device configured to control transmit power in a destination cycle. 5. Базовая станция по п.1, отличающаяся тем, что устройство планирования выполнено с возможностью назначения блока ресурсов или блока ресурсов распределенного типа другой мобильной станции при отсутствии данных в мобильной станции, которой назначен блок ресурсов или блок ресурсов распределенного типа.5. The base station according to claim 1, characterized in that the scheduling device is configured to assign a resource block or resource block of a distributed type to another mobile station in the absence of data in the mobile station to which the resource block or resource block of a distributed type is assigned. 6. Базовая станция, содержащая:6. A base station comprising: устройство назначения полосы частот передачи пилотного канала, выполненное с возможностью назначения полосы частот передачи пилотного канала для измерения состояния приемного канала восходящей линии связи с циклом длиннее, чем цикл назначения канала данных,a pilot channel transmit bandwidth assignment device configured to assign a pilot channel transmit frequency band to measure the state of the uplink receive channel with a cycle longer than the data channel assignment cycle, устройство назначения полосы частот передачи канала данных, выполненное с возможностью назначения блоков ресурсов, получаемых делением полосы частот системы на блоки последовательно расположенных поднесущих частот, в качестве полосы частот передачи канала данных для мобильных станций иa data channel transmission frequency band assigning device configured to assign resource blocks obtained by dividing the system frequency band into blocks of successive subcarrier frequencies as a data channel transmission frequency band for mobile stations and устройство формирования информации управления, выполненное с возможностью формирования сигнала управления для информирования мобильных станций о ширине полосы частот передачи пилотного канала и ширине полосы частот передачи канала данных, причем указанные полосы частот определены для назначения;a control information generating device configured to generate a control signal for informing the mobile stations about the transmission bandwidth of the pilot channel and the transmission bandwidth of the data channel, said frequency bands being determined for assignment; в которой устройство назначения полосы частот передачи канала данных выполнено с возможностью назначения полосы частот передачи канала данных на основе качества приема пилотного канала.wherein the data channel transmission frequency band assigning device is configured to assign a data channel transmission frequency band based on the reception quality of the pilot channel. 7. Мобильная станция, содержащая:7. A mobile station comprising: устройство формирования пилотного сигнала, выполненное с возможностью использования полосы частот, назначенной базовой станцией для формирования пилотного канала для базовой станции с циклом назначения длиннее, чем цикл назначения канала данных, иa pilot signal generating apparatus configured to use the frequency band assigned by the base station to form the pilot channel for the base station with the assignment cycle longer than the assignment cycle of the data channel, and устройство назначения передаваемых данных, выполненное с возможностью назначения передаваемых данных для блока ресурсов, определенного в базовой станции на основе пилотного канала с заранее определенным циклом назначения.a transmit data assignment device configured to assign transmit data for a resource block defined in a base station based on a pilot channel with a predetermined assignment cycle. 8. Мобильная станция по п.7, отличающаяся тем, что устройство назначения передаваемых данных выполнено с возможностью изменения назначенного блока ресурсов для различных интервалов передачи.8. The mobile station according to claim 7, characterized in that the destination device of the transmitted data is configured to change the assigned resource block for different transmission intervals. 9. Мобильная станция по п.7, отличающаяся тем, что устройство назначения передаваемых данных выполнено с возможностью назначения различных блоков ресурсов для различных циклов, определяемых циклом назначения.9. The mobile station according to claim 7, characterized in that the destination device of the transmitted data is configured to assign different resource blocks for different cycles determined by the destination cycle. 10. Мобильная станция по п.7, отличающаяся тем, что устройство назначения передаваемых данных выполнено с возможностью назначения заранее определенного количества интервалов передачи в пределах цикла назначения.10. The mobile station according to claim 7, characterized in that the destination device of the transmitted data is configured to assign a predetermined number of transmission intervals within the destination cycle. 11. Мобильная станция по п.7, отличающаяся тем, что комбинация схемы модуляции и скорости кодирования с исправлением ошибок передаваемых данных определяется для каждой мобильной станции с циклом длиннее, чем цикл назначения на основе состояния приемного канала восходящей линии связи, и сообщается эта определенная комбинация схемы модуляции и скорости кодирования с исправлением ошибок передаваемых данных,11. The mobile station according to claim 7, characterized in that the combination of the modulation scheme and the coding rate with error correction of the transmitted data is determined for each mobile station with a cycle longer than the assignment cycle based on the state of the uplink receive channel, and this specific combination is reported modulation schemes and coding rates with error correction of transmitted data, причем мобильная станция также содержит:moreover, the mobile station also contains: устройство кодирования и модулирования, выполненное с возможностью осуществления кодирования и модулирования на основе сообщенной комбинации схемы модуляции и скорости кодирования с исправлением ошибок передаваемых данных, иan encoding and modulating device configured to encode and modulate based on a notified combination of a modulation scheme and coding rate with error correction of the transmitted data, and устройство управления мощностью передачи, выполненное с возможностью управления мощностью передачи с циклом назначения.a transmit power control device configured to control transmit power with an assignment cycle. 12. Мобильная станция по п.7, отличающаяся тем, что также содержит:12. The mobile station according to claim 7, characterized in that it also contains: передающее устройство, выполненное с возможностью передачи информации о наличии передаваемых данных на базовую станцию, назначающую блок ресурсов. a transmitting device configured to transmit information about the availability of transmitted data to a base station that assigns a resource block.
RU2009108794/08A 2006-08-22 2007-08-17 Base station and mobile station RU2444862C2 (en)

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JP2006225927A JP4519817B2 (en) 2006-08-22 2006-08-22 Base station and mobile station

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CN (2) CN101529958B (en)
BR (2) BRPI0715372B1 (en)
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Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4519817B2 (en) 2006-08-22 2010-08-04 株式会社エヌ・ティ・ティ・ドコモ Base station and mobile station
JP2008166936A (en) * 2006-12-27 2008-07-17 Sanyo Electric Co Ltd Allocation method, and base station apparatus using it
JP5089431B2 (en) * 2008-02-25 2012-12-05 株式会社日立国際電気 Wireless base station equipment
JP5069147B2 (en) * 2008-02-29 2012-11-07 株式会社エヌ・ティ・ティ・ドコモ Mobile communication system, base station apparatus, user apparatus and method
JP4410837B2 (en) * 2008-03-28 2010-02-03 株式会社エヌ・ティ・ティ・ドコモ Radio resource selection method, mobile station and radio base station
JP4511621B2 (en) * 2008-04-22 2010-07-28 株式会社エヌ・ティ・ティ・ドコモ Mobile communication method, mobile station and radio base station
JP4511622B2 (en) * 2008-04-22 2010-07-28 株式会社エヌ・ティ・ティ・ドコモ Mobile communication method, mobile station and radio base station
KR20110040816A (en) * 2008-06-26 2011-04-20 가부시키가이샤 엔티티 도코모 Closed loop transmission power control method, base station device, and terminal device
CN101635595B (en) * 2008-07-24 2013-12-04 中兴通讯股份有限公司 Method for subchannelization and resource mapping of radio resources
MY154740A (en) * 2008-10-20 2015-07-15 Panasonic Ip Corp America Wireless communication base station device and division number determination method
CN104486054A (en) * 2009-03-17 2015-04-01 三菱电机株式会社 Communication system, communication apparatus, and frequency allocation method
US8780688B2 (en) 2009-04-27 2014-07-15 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus in a wireless communication system
JP5411351B2 (en) * 2009-04-27 2014-02-12 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Method and apparatus in a wireless communication system
US8560696B2 (en) 2009-04-28 2013-10-15 Intel Corporation Transmission of advanced-MAP information elements in mobile networks
WO2010140803A2 (en) * 2009-06-02 2010-12-09 엘지전자 주식회사 Apparatus and method for measuring status of a channel in a multi-carrier system
US8948028B2 (en) * 2009-10-13 2015-02-03 Qualcomm Incorporated Reporting of timing information to support downlink data transmission
CN102045789B (en) 2009-10-16 2013-05-08 中兴通讯股份有限公司 Frequency physics resource scheduling method and system based on frequency hopping
US9031599B2 (en) 2009-12-08 2015-05-12 Futurewei Technologies, Inc. System and method for power control
EP2520120B1 (en) * 2009-12-29 2015-04-22 Telecom Italia S.p.A. Adaptive scheduling data transmission based on the transmission power and the number of physical resource blocks
US8515474B2 (en) * 2010-01-20 2013-08-20 Futurewei Technologies, Inc. System and method for scheduling users on a wireless network
WO2011136958A1 (en) * 2010-04-30 2011-11-03 Motorola Mobility, Inc. Method and apparatus for allocating resource blocks in a wireless communication network
US9240852B2 (en) * 2011-03-11 2016-01-19 Lg Electronics Inc. Method for receiving downlink control information and method for transmitting same, user equipment and base station
JP5204870B2 (en) * 2011-04-25 2013-06-05 株式会社エヌ・ティ・ティ・ドコモ Base station and resource allocation method in mobile communication system
EP2704510A4 (en) * 2011-04-25 2014-11-05 Ntt Docomo Inc Base station in mobile communication system and resource allocation method
JP5523393B2 (en) * 2011-05-24 2014-06-18 京セラ株式会社 COMMUNICATION DEVICE, COMMUNICATION METHOD, AND PROGRAM
JP5847525B2 (en) * 2011-10-11 2016-01-27 株式会社Ｎｔｔドコモ Wireless communication terminal, base station apparatus, wireless communication system, and wireless communication method
US8995388B2 (en) 2012-01-19 2015-03-31 Futurewei Technologies, Inc. Systems and methods for uplink resource allocation
WO2014007509A1 (en) * 2012-07-02 2014-01-09 한국전자통신연구원 Apparatus and method for allocating resource
JP5420039B2 (en) * 2012-09-11 2014-02-19 京セラ株式会社 Wireless communication system, base station, and wireless communication method
US9780899B2 (en) 2013-09-24 2017-10-03 Mitsubishi Electric Corporation Radio communication apparatus, transmission apparatus, and reception apparatus
US9654191B2 (en) * 2013-10-31 2017-05-16 Telefonaktiebolaget Lm Ericsson (Publ) Assignment of radio resources to be used on uplink transmissions in a multi-user multiple input multiple output (MU-MIMO) communication system
US9445427B2 (en) * 2014-04-30 2016-09-13 Telefonaktiebolaget Lm Ericsson (Publ) Downlink resource allocation in OFDM networks
US9949260B2 (en) * 2015-10-23 2018-04-17 Futurewei Technologies Co., Ltd. Apparatus and method for transmit power control command transmission
KR102448173B1 (en) * 2015-11-19 2022-09-28 삼성전자 주식회사 Method and apparatus for transmitting data in wireless communication system supporting carrier aggregation
GB2547030B (en) * 2016-02-05 2018-04-18 Tcl Communication Ltd Uplink resource allocation
WO2019018991A1 (en) 2017-07-24 2019-01-31 Oppo广东移动通信有限公司 Method for data transmission, terminal device and network device
CN111953448B (en) * 2019-05-17 2024-04-30 株式会社Ntt都科摩 Terminal and base station in wireless communication system

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5465396A (en) * 1993-01-12 1995-11-07 Usa Digital Radio Partners, L.P. In-band on-channel digital broadcasting
US6351458B2 (en) * 1997-09-22 2002-02-26 Matsushita Electric Industrial Co., Ltd. CDMA cellular wireless communication system
RU2216100C2 (en) * 1998-02-13 2003-11-10 Телефонактиеболагет Лм Эрикссон (Пабл) Method for planning readings of variable blocks with aid of status flag of ascending communication line in burst data transmission system
KR100434473B1 (en) * 2001-05-11 2004-06-05 삼성전자주식회사 Apparatus for decoding channel and method thereof in orthogonal frequency division multiplexing system
JP4119696B2 (en) * 2001-08-10 2008-07-16 松下電器産業株式会社 Transmitting apparatus, receiving apparatus, and wireless communication method
US7373105B2 (en) * 2001-11-07 2008-05-13 The Aerospace Corporation Method of determining communication link quality employing beacon signals
JP3851836B2 (en) * 2002-04-19 2006-11-29 富士通株式会社 Wavelength multiplexing transmission system and wavelength multiplexing transmission apparatus
US7551546B2 (en) * 2002-06-27 2009-06-23 Nortel Networks Limited Dual-mode shared OFDM methods/transmitters, receivers and systems
JP3860556B2 (en) * 2003-04-04 2006-12-20 松下電器産業株式会社 Base station apparatus and communication method
KR101042814B1 (en) * 2003-10-04 2011-06-21 삼성전자주식회사 System and method for controlling tti change in wcdma communication system supports enhanced uplink dedicated transport channel
US7047009B2 (en) * 2003-12-05 2006-05-16 Flarion Technologies, Inc. Base station based methods and apparatus for supporting break before make handoffs in a multi-carrier system
KR100620914B1 (en) * 2004-04-07 2006-09-13 삼성전자주식회사 Apparatus and method for switching between amc mode and diversity mode in broadband wireless communication system
JP2005311413A (en) * 2004-04-16 2005-11-04 Matsushita Electric Ind Co Ltd Communication apparatus and communication method
KR100744336B1 (en) * 2004-06-18 2007-07-30 삼성전자주식회사 Handover method for ofdm-based wireless communication system
JP4640787B2 (en) * 2004-06-28 2011-03-02 株式会社エヌ・ティ・ティ・ドコモ Transmitting station, mobile communication system, and radio resource allocation method
US20050286482A1 (en) * 2004-06-28 2005-12-29 Samsung Electronics Co., Ltd. Apparatus and method for supporting OFDM operation in a CDMA2000 wireless network
JP4590969B2 (en) * 2004-07-28 2010-12-01 ソニー株式会社 Wireless communication system, wireless communication apparatus, wireless communication method, and computer program
JP2006101487A (en) * 2004-09-02 2006-04-13 Mitsubishi Materials Corp Data communication system, data transmitting apparatus, data receiving apparatus, data communication method and data communication program
KR101008736B1 (en) * 2004-10-29 2011-01-14 후지쯔 가부시끼가이샤 Communication device by multicarrier transmission method, communication system, and communication method
US7573851B2 (en) * 2004-12-07 2009-08-11 Adaptix, Inc. Method and system for switching antenna and channel assignments in broadband wireless networks
KR100981514B1 (en) * 2004-12-30 2010-09-10 삼성전자주식회사 Method for allocation of adaptive subchannel and bits using partial channel feedback in orthogonal frequency division multiplexing access communication system
CN101091342A (en) * 2005-01-06 2007-12-19 富士通株式会社 Wireless communication system
CN101116361A (en) 2005-02-08 2008-01-30 富士通株式会社 Slot allocating method in cellular radio communication system, and base station used in the system
JP2006225927A (en) 2005-02-16 2006-08-31 Honda Motor Co Ltd Door holding clip and detaching tool for door holding clip
JP4526977B2 (en) * 2005-03-02 2010-08-18 株式会社エヌ・ティ・ティ・ドコモ Transmitter and transmission control method
JP4527067B2 (en) * 2005-03-31 2010-08-18 株式会社エヌ・ティ・ティ・ドコモ Mobile station, transmission method, and mobile communication system
US7535972B2 (en) * 2005-06-24 2009-05-19 Broadcom Corporation Programmable transmitter
US20070004465A1 (en) * 2005-06-29 2007-01-04 Aris Papasakellariou Pilot Channel Design for Communication Systems
KR101137345B1 (en) * 2005-07-03 2012-04-23 엘지전자 주식회사 method for transmitting and receiving signal having spread training symbol in mobile communication system
KR20070027844A (en) * 2005-08-29 2007-03-12 삼성전자주식회사 Method and apparatus for transmitting channel quality information in a wireless communication system
KR101119281B1 (en) * 2005-08-29 2012-03-15 삼성전자주식회사 Apparatus and method of feedback channel quality information and scheduling apparatus and method using thereof in a wireless communication system
JP5063883B2 (en) * 2005-09-29 2012-10-31 富士通株式会社 Wireless communication apparatus, transmission method, transmission apparatus, data transmission system, and data transmission method
US20070076804A1 (en) * 2005-09-30 2007-04-05 Texas Instruments Inc. Image-rejecting channel estimator, method of image-rejection channel estimating and an OFDM receiver employing the same
KR100798849B1 (en) * 2005-10-21 2008-01-28 삼성전자주식회사 Apparatus and method for channel selection scheduling in mobile communication system using ofdma
EP2288196B1 (en) * 2006-01-11 2018-02-21 Qualcomm Incorporated Wireless communication methods and apparatus supporting synchronization
US7848438B2 (en) * 2006-02-14 2010-12-07 Motorola Mobility, Inc. Method and apparatus for pilot signal transmission
WO2007111010A1 (en) * 2006-03-29 2007-10-04 Hitachi, Ltd. Broadband wireless communication resource assigning method, base station apparatus and terminal apparatus
WO2007117468A2 (en) * 2006-03-30 2007-10-18 Beceem Communications, Inc. Method and system for uplink coordinated reception in orthogonal frequency division multiple access systems
US7860150B2 (en) * 2006-04-24 2010-12-28 Nokia Corporation Apparatus, method, and computer program product providing improved uplink pilot transmission schemes
US8139550B2 (en) * 2006-04-28 2012-03-20 Samsung Electronics Co., Ltd. Apparatus and method for transmitting ACK/NACK messages in a wireless communication system
WO2007141848A1 (en) * 2006-06-07 2007-12-13 Fujitsu Limited Base station and method for allocating frequency to pilot sequence
US8295262B2 (en) * 2006-08-15 2012-10-23 Texas Instruments Incorporated Uplink reference signal for time and frequency scheduling of transmissions
JP4786467B2 (en) * 2006-08-22 2011-10-05 株式会社エヌ・ティ・ティ・ドコモ Transmitter
JP4295300B2 (en) * 2006-08-22 2009-07-15 株式会社エヌ・ティ・ティ・ドコモ Transmitting apparatus and transmitting method
JP4519817B2 (en) 2006-08-22 2010-08-04 株式会社エヌ・ティ・ティ・ドコモ Base station and mobile station
US7813701B2 (en) * 2006-08-29 2010-10-12 Piping Hot Networks Limited Interference optimized OFDM
US8095134B2 (en) * 2006-10-27 2012-01-10 Nokia Corporation Method and apparatus for handover measurement
JP5074007B2 (en) * 2006-11-01 2012-11-14 株式会社エヌ・ティ・ティ・ドコモ User terminal apparatus and base station apparatus
KR100980259B1 (en) * 2007-03-14 2010-09-06 삼성전자주식회사 Apparatus and method for transmitting an uplink pilot using a scanning interval in a mobile communication system

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